Adjustable feeding structure for chip mounter

Abstract

The utility model provides an adjustable feeding structure for a chip mounter, which relates to the technical field of automatic feeding and comprises an assembly base, a main body of the assembly base is of a U-shaped structure, and a main frame matched with a guide rail is arranged in the middle of the top of the assembly base in a sliding manner; a guide beam is fixedly arranged at the front upper part of the top of the main frame; two sets of guide rods are fixedly arranged on the two sides of the top of the lifting cross beam, and the lifting cross beam is in sliding connection with the guide beams; a sliding groove is formed in the middle of the top of the lifting beam. The grabbing device is arranged, the automatic carrying function is provided, feeding can be executed through left-right swinging of the grabbing device, an electric cylinder A drives a control rack to move, the grabbing device can move, an electric cylinder B is contracted, a piston plate is used for exhausting air, a workpiece can be adsorbed and fixed, on the contrary, the workpiece can be loosened, the automation effect is good, and the practicability is high. A large amount of mechanical cost can be saved in low-cost process manufacturing, and the problem that an existing feeding structure is inconvenient to position and feed rapidly is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of automatic feeding, and more specifically, particularly relates to an adjustable feeding structure for a chip mounter. Background Art

[0002] The placement machine is a combination device used for accessory assembly. It is a device configured after the dispensing machine and the printing machine in the production line. It can stick the workpiece piece to the position where it needs to be assembled. The workpiece piece needs to be placed in the assembly position through a feeding structure.

[0003] Based on the above, the feeding structure currently used is mainly transported by complex manipulators, which is costly. When assembling some workpieces that do not require high precision, it will lead to high costs, inconvenience in rapid positioning and installation, and the maintenance cost will also increase, which is not conducive to rapid production and inconvenient for rapid automatic feeding. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides an adjustable feeding structure for a placement machine to solve the problem that the existing feeding structure proposed in the above background technology is mainly transported by a complex manipulator, which is costly. When assembling some workpieces with low precision requirements, it will lead to high costs and inconvenience in rapid positioning and installation. The maintenance cost will also increase, which is not conducive to rapid production.

[0005] The purpose and effect of the adjustable feeding structure for a chip mounter of the utility model are achieved by the following specific technical means:

[0006] An adjustable feeding structure for a placement machine comprises an assembly base, the main body of the assembly base is a U-shaped structure, a main frame is slidably arranged in the middle of the top of the assembly base in cooperation with a guide rail; a guide beam is fixedly arranged at the top front upper part of the main frame; a lifting beam, two groups of guide rods are fixedly arranged on both sides of the top of the lifting beam, and the lifting beam is slidably connected to the guide beam; a slide groove is provided in the middle of the top of the lifting beam; a grabber, an air extraction bin is integrally arranged on the rear side of the grabber, a slide bar is integrally arranged on the bottom of the air extraction bin, and the slide bar is slidably arranged in the middle of the top of the lifting beam; a convex plate is integrally arranged at the lower front side of the main frame, a vertical frame is fixedly arranged on the front side of the top of the convex plate, and the top of the vertical frame is two groups of U-shaped structures.

[0007] Furthermore, a transverse screw is rotatably arranged in the middle of the assembly base, a drive motor is fixedly arranged on one side of the assembly base, the drive motor is transmission-connected to the transverse screw; the transverse screw is threadedly connected to the main frame.

[0008] Furthermore, an electric cylinder A is fixedly installed below the front inner wall of the main frame, and a control rack is fixedly installed at the telescopic end of the electric cylinder A; a swing rod is rotatably installed below the front side of the main frame, a driven gear is fixedly installed at the rear end of the rotating shaft of the swing rod, and the swing rod is slidably connected to the driven gear; the top of the swing rod and the bottom of the vacuum chamber are hingedly connected.

[0009] Furthermore, a trigger cross bar is integrally provided in the middle of the front side of the lifting cross beam.

[0010] Furthermore, the gripper is a hollow structure, a silicone ring is fixedly arranged in the middle of the bottom of the gripper; and a pressure sensor is fixedly arranged on the upper front side of the gripper.

[0011] Furthermore, a mounting seat is fixedly provided on the upper rear side of the air pumping bin, an electric cylinder B is fixedly provided on the front end of the mounting seat, a piston plate is fixedly provided on the telescopic end of the electric cylinder B, and the piston plate is slidably provided in the air pumping bin.

[0012] Furthermore, an adjustment seat is fixedly provided on the rear side of the U-shaped structure of the vertical frame with bolts, and a proximity switch is fixedly provided on the rear end of the adjustment seat, and the proximity switch can sense the triggering cross bar.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The grabber is set up to provide an automatic handling function. The feeding can be performed by swinging the grabber left and right. The movement of the grabber can be achieved by driving the electric cylinder A to control the movement of the rack. The workpiece can be adsorbed and fixed by contracting the electric cylinder B and sucking air through the piston plate. Conversely, the workpiece can be released. The automation effect is good and a lot of machinery costs can be saved in low-cost process manufacturing.

[0015] The adjustment seat can be set to control the moving position of the grabber. The height of the two sets of adjustment seats can be adjusted in advance, and the proximity switch can be used to limit the movable range of the grabber. The two sets of proximity switches can limit the extreme positions of the grabber in different moving directions respectively, which provides convenience and stability for feeding control.

[0016] A pressure sensor is set up to detect whether the workpiece is adsorbed normally. The workpiece is transported and fed in a fixed manner through negative pressure adsorption. If the workpiece falls during transportation, an automatic feedback signal will stop feeding. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0018] Figure 2 It is an axonometric structural schematic diagram of the utility model.

[0019] Figure 3It is a three-dimensional structural schematic diagram of the grabber of the utility model.

[0020] Figure 4 It is a schematic diagram of the disassembled structure of the grabber of the utility model.

[0021] Figure 5 It is a three-dimensional structural schematic diagram of the vertical frame of the utility model.

[0022] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0023] 1. Assembly base; 101. Transverse screw; 102. Drive motor; 2. Main frame; 201. Electric cylinder A; 202. Control rack; 203. Swing rod; 204. Driven gear; 205. Convex plate; 206. Guide beam; 3. Lifting beam; 301. Guide rod; 302. Trigger crossbar; 4. Grabber; 401. Vacuum chamber; 402. Silicone ring; 403. Pressure sensor; 404. Slide; 405. Mounting seat; 406. Electric cylinder B; 407. Piston plate; 5. Vertical frame; 501. Adjustment seat; 502. Proximity switch. DETAILED DESCRIPTION

[0024] The implementation of the utility model is further described in detail below in conjunction with the drawings and examples.

[0025] Embodiment 1:

[0026] As attached Figure 1 To Attachment Figure 5 As shown:

[0027] The utility model provides an adjustable feeding structure for a patch machine, comprising an assembly base 1, the main body of the assembly base 1 is a U-shaped structure, a main frame 2 is slidably arranged in the middle of the top of the assembly base 1 to cooperate with a guide rail; a guide beam 206 is fixedly arranged at the top front upper part of the main frame 2; a lifting beam 3, two groups of guide rods 301 are fixedly arranged on both sides of the top of the lifting beam 3, and the lifting beam 3 is slidably connected with the guide beam 206; a slide groove is opened in the middle of the top of the lifting beam 3; a gripper 4, an air extraction bin 401 is integrally arranged on the rear side of the gripper 4, a slide bar 404 is integrally arranged on the bottom of the air extraction bin 401, and the slide bar 404 is slidably arranged in the middle of the top of the lifting beam 3; a convex plate 205 is integrally arranged at the lower front side of the main frame 2, a vertical frame 5 is fixedly arranged on the front side of the top of the convex plate 205, and the top of the vertical frame 5 is two groups of U-shaped structures.

[0028] A traverse screw 101 is rotatably arranged in the middle of the assembly base 1 , a drive motor 102 is fixedly arranged on one side of the assembly base 1 , and the drive motor 102 is transmission-connected to the traverse screw 101 ; the traverse screw 101 is threadedly connected to the main frame 2 .

[0029] Among them, an electric cylinder A201 is fixedly installed at the lower part of the front inner wall of the main frame 2, and a control rack 202 is fixedly installed at the telescopic end of the electric cylinder A201; a swing rod 203 is rotatably installed at the lower part of the front side of the main frame 2, and a driven gear 204 is fixedly installed at the rear end of the rotating shaft of the swing rod 203, and the swing rod 203 is slidably connected to the driven gear 204; the top of the swing rod 203 and the bottom of the vacuum chamber 401 are hingedly connected.

[0030] A trigger cross bar 302 is integrally arranged in the middle of the front side of the lifting cross beam 3 .

[0031] The gripper 4 is a hollow structure, a silicone ring 402 is fixedly arranged in the middle of the bottom of the gripper 4 ; a pressure sensor 403 is fixedly arranged on the upper front side of the gripper 4 .

[0032] Among them, a mounting seat 405 is fixedly provided on the upper rear side of the vacuum chamber 401, an electric cylinder B406 is fixedly provided on the front end of the mounting seat 405, a piston plate 407 is fixedly provided on the telescopic end of the electric cylinder B406, and the piston plate 407 is slidably provided in the vacuum chamber 401.

[0033] Among them, the rear side of the U-shaped structure of the vertical frame 5 is fixedly provided with an adjustment seat 501 with bolts, and the rear end of the adjustment seat 501 is fixedly provided with a proximity switch 502, and the proximity switch 502 can sense the trigger cross bar 302.

[0034] like Figure 1-5 As shown, the heights of the two groups of adjustment seats 501 are pre-adjusted, and the proximity switch 502 is used to limit the movable range of the gripper 4; the electric cylinder A201 is started to drive the control rack 202 to move, and the control rack 202 is used to drive the driven gear 204 to rotate, and the driven gear 204 drives the swing rod 203 to swing, so that the gripper 4 moves to the left and descends. When the gripper 4 descends to the top of the feed conveyor belt and contacts the workpiece, a group of pressure sensors 403 contacts the trigger cross bar 302, and the gripper 4 stops descending. At this time, the electric cylinder B406 is retracted to use the piston plate 407 to evacuate air, so that the workpiece can be adsorbed and fixed;

[0035] Then, the control rack 202 is reset by the electric cylinder A201. During this period, the gripper 4 moves to the right and descends to place the workpiece at the processing position. Another set of pressure sensors 403 contacts the trigger cross bar 302, and the gripper 4 stops descending. Then, the electric cylinder B406 is reset at this time to release the workpiece and complete the feeding. The pressure sensor 403 can be used to detect whether the workpiece is adsorbed normally. If the workpiece falls during the transportation process, the automatic feedback signal stops the feeding.

[0036] Embodiment 2:

[0037] On the basis of Example 1, if the workpiece is heavy, an air pump may be selected to replace the electric cylinder B406 and related accessories, and the adsorption function may be achieved by exhausting air.

[0038] The specific usage and function of this embodiment are as follows:

[0039] In the utility model, when in use, the assembly base 1 is installed between two groups of conveyor belts, one of which is below the processing equipment;

[0040] Pre-adjust the heights of the two sets of adjustment seats 501, and use the proximity switch 502 to limit the movable range of the grabber 4;

[0041] Start the electric cylinder A201 to drive the control rack 202 to move, and use the control rack 202 to drive the driven gear 204 to rotate, and the driven gear 204 drives the swing rod 203 to swing, so that the grabber 4 moves to the left and descends. When the grabber 4 descends to the top of the feed conveyor belt and contacts the workpiece, a group of pressure sensors 403 contact the trigger cross bar 302, and the grabber 4 stops descending. At this time, the electric cylinder B406 is retracted to use the piston plate 407 to extract air, so that the workpiece can be adsorbed and fixed;

[0042] Then, the control rack 202 is reset by the electric cylinder A201, during which the gripper 4 moves to the right and descends, placing the workpiece at the processing position, and another set of pressure sensors 403 contacts the trigger crossbar 302, the gripper 4 stops descending, and then the electric cylinder B406 is reset at this time to release the workpiece, completing the feeding;

[0043] The pressure sensor 403 can be used to detect whether the workpiece is adsorbed normally. If the workpiece falls during the transportation process, an automatic feedback signal is generated to stop feeding.

Claims

1. An adjustable feeding structure for a chip mounter, characterized in that: include: An assembly base (1), wherein the main body of the assembly base (1) is a U-shaped structure, a main frame (2) is slidably arranged in the middle of the top of the assembly base (1) in cooperation with the guide rail; a guide beam (206) is fixedly arranged at the top front of the main frame (2); A lifting beam (3), wherein two sets of guide rods (301) are fixedly arranged on both sides of the top of the lifting beam (3), and the lifting beam (3) is slidably connected to the guide beam (206); a sliding groove is provided in the middle of the top of the lifting beam (3); A gripper (4), wherein an air extraction chamber (401) is integrally provided on the rear side of the gripper (4), a slide bar (404) is integrally provided on the bottom of the air extraction chamber (401), and the slide bar (404) is slidably arranged in the middle of the top of the lifting beam (3); a convex plate (205) is integrally provided on the lower front side of the main frame (2), a vertical frame (5) is fixedly provided on the front side of the top of the convex plate (205), and the top of the vertical frame (5) is two sets of U-shaped structures.

2. The adjustable feeding structure for a chip mounter as claimed in claim 1, characterized in that: A traverse screw (101) is rotatably arranged in the middle of the assembly base (1), a drive motor (102) is fixedly arranged on one side of the assembly base (1), and the drive motor (102) is transmission-connected to the traverse screw (101); the traverse screw (101) is threadedly connected to the main frame (2).

3. The adjustable feeding structure for a chip mounter as claimed in claim 1, characterized in that: An electric cylinder A (201) is fixedly arranged below the inner wall of the front side of the main frame (2), and a control rack (202) is fixedly arranged at the telescopic end of the electric cylinder A (201); a swing rod (203) is rotatably arranged below the front side of the main frame (2), and a driven gear (204) is fixedly arranged at the rear end of the rotating shaft of the swing rod (203), and the swing rod (203) is slidably connected to the driven gear (204); the top of the swing rod (203) is hingedly connected to the bottom of the air extraction chamber (401).

4. The adjustable feeding structure for a chip mounter as claimed in claim 1, characterized in that: A trigger cross bar (302) is integrally arranged in the middle of the front side of the lifting cross beam (3).

5. The adjustable feeding structure for a chip mounter as claimed in claim 1, characterized in that: The gripper (4) is a hollow structure, and a silicone ring (402) is fixedly arranged in the middle of the bottom of the gripper (4); a pressure sensor (403) is fixedly arranged on the upper front side of the gripper (4).

6. The adjustable feeding structure for a chip mounter as claimed in claim 5, characterized in that: A mounting seat (405) is fixedly arranged on the upper rear side of the air pumping chamber (401), an electric cylinder B (406) is fixedly arranged on the front end of the mounting seat (405), a piston plate (407) is fixedly arranged on the telescopic end of the electric cylinder B (406), and the piston plate (407) is slidably arranged in the air pumping chamber (401).

7. The adjustable feeding structure for a chip mounter as claimed in claim 1, characterized in that: An adjustment seat (501) is fixedly provided at the rear side of the U-shaped structure of the vertical frame (5) with bolts, and a proximity switch (502) is fixedly provided at the rear end of the adjustment seat (501), and the proximity switch (502) can sense the triggering cross bar (302).

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